Home / 61,047.28-84,247.32-34,190.92

Finding the Fourth Proportional to 61,047.28, 84,247.32 and 34,190.92

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Solution

The fourth proportional to 61,047.28, 84,247.32 and 34,190.92 is: 47,184.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,047.28 : 84,247.32 = 34,190.92 : x
  2. Step 2: Convert to fraction form
    61,047.28/84,247.32 = 34,190.92/x
  3. Step 3: Cross multiply
    61,047.28x = 84,247.32 × 34,190.92
  4. Step 4: Simplify right side
    61,047.28x = 2,880,493,378.33
  5. Step 5: Solve for x
    x = 2,880,493,378.33/61,047.28
  6. Step 6: Final answer
    x = 47,184.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.